#include <ccan/siphash/siphash.h>
#include <ccan/tap/tap.h>

#include <inttypes.h>
#include <stdio.h>

typedef uint64_t u64;

    /* Testvectors for SipHash-2-4 */
static const unsigned char t_key[16] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
static const u64 t_s24exp[64] = {
        0x726fdb47dd0e0e31, 0x74f839c593dc67fd,
        0x0d6c8009d9a94f5a, 0x85676696d7fb7e2d,
        0xcf2794e0277187b7, 0x18765564cd99a68d,
        0xcbc9466e58fee3ce, 0xab0200f58b01d137,
        0x93f5f5799a932462, 0x9e0082df0ba9e4b0,
        0x7a5dbbc594ddb9f3, 0xf4b32f46226bada7,
        0x751e8fbc860ee5fb, 0x14ea5627c0843d90,
        0xf723ca908e7af2ee, 0xa129ca6149be45e5,
        0x3f2acc7f57c29bdb, 0x699ae9f52cbe4794,
        0x4bc1b3f0968dd39c, 0xbb6dc91da77961bd,
        0xbed65cf21aa2ee98, 0xd0f2cbb02e3b67c7,
        0x93536795e3a33e88, 0xa80c038ccd5ccec8,
        0xb8ad50c6f649af94, 0xbce192de8a85b8ea,
        0x17d835b85bbb15f3, 0x2f2e6163076bcfad,
        0xde4daaaca71dc9a5, 0xa6a2506687956571,
        0xad87a3535c49ef28, 0x32d892fad841c342,
        0x7127512f72f27cce, 0xa7f32346f95978e3,
        0x12e0b01abb051238, 0x15e034d40fa197ae,
        0x314dffbe0815a3b4, 0x027990f029623981,
        0xcadcd4e59ef40c4d, 0x9abfd8766a33735c,
        0x0e3ea96b5304a7d0, 0xad0c42d6fc585992,
        0x187306c89bc215a9, 0xd4a60abcf3792b95,
        0xf935451de4f21df2, 0xa9538f0419755787,
        0xdb9acddff56ca510, 0xd06c98cd5c0975eb,
        0xe612a3cb9ecba951, 0xc766e62cfcadaf96,
        0xee64435a9752fe72, 0xa192d576b245165a,
        0x0a8787bf8ecb74b2, 0x81b3e73d20b49b6f,
        0x7fa8220ba3b2ecea, 0x245731c13ca42499,
        0xb78dbfaf3a8d83bd, 0xea1ad565322a1a0b,
        0x60e61c23a3795013, 0x6606d7e446282b93,
        0x6ca4ecb15c5f91e1, 0x9f626da15c9625f3,
        0xe51b38608ef25f57, 0x958a324ceb064572,
};

#define CHECK_RET(MSG,IDX,EXP,GOT) \
    if ((EXP) != (GOT)) { \
        printf(MSG " %3d FAIL: Expect=%016"PRIx64" Got=%016"PRIx64"\n", \
               (IDX), (EXP), (GOT)); \
        return 0;\
    }

#ifdef SPEEDTEST
#define PRT(...)
#define N 10000
#else
#define PRT(...) printf(__VA_ARGS__)
#define N 1
#endif

static int siphash_sip24_test(void)
{
    unsigned char buf[64] = {0};
    int j;
    u64 hash;
    for (j = 0; j < 64; j++) {
        buf[j] = j;
        hash = siphash_2_4(buf, j, t_key);

        CHECK_RET("siphash_2_4", j, t_s24exp[j], hash);
    }
    PRT("SipHash-2-4 passed all tests.\n");
    return 1;
}

int main(void)
{
    return !siphash_sip24_test();
}
